Math, asked by shivganswati4, 23 days ago

what is the value of x is1/2 is a root of equation x*+10x-5/4=0​

Answers

Answered by hackergroup12340001
0

Answer:

Step-by-step explanation:

1212 is a root of quadratic equation. ∴∴ It must satisfy the quadratic equation. x2 + kx - 5454 = 0 (12)2(12)2 + k(12)(12)- 5454 = 0  ⇒⇒ 1414 + k2k2- 5454 = 0 1+2k−541+2k−54 = 0  ⇒⇒ 2k - 4 = 0 ⇒⇒ k =2

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